Mating horizontal T-stem connector assembly



FIG. 1 is a top, front, left perspective view of a mating horizontal T-stem connector assembly showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevation view thereof; and,

FIG. 7 is a left side elevation view thereof.

The connectors have been broken with wavy lines to indicate indefinite length. 

I claim the ornamental design for a mating horizontal T-stem connector assembly, as shown and described. 